Home / 7,242,078.80-10,863,118.20-3,882,846.80

Finding the Fourth Proportional to 7,242,078.80, 10,863,118.20 and 3,882,846.80

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Solution

The fourth proportional to 7,242,078.80, 10,863,118.20 and 3,882,846.80 is: 5,824,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,078.80 : 10,863,118.20 = 3,882,846.80 : x
  2. Step 2: Convert to fraction form
    7,242,078.80/10,863,118.20 = 3,882,846.80/x
  3. Step 3: Cross multiply
    7,242,078.80x = 10,863,118.20 × 3,882,846.80
  4. Step 4: Simplify right side
    7,242,078.80x = 42,179,823,740,891.76
  5. Step 5: Solve for x
    x = 42,179,823,740,891.76/7,242,078.80
  6. Step 6: Final answer
    x = 5,824,270.20

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.